| Nov 5, 1998 | East Carolina 24, Cincinnati 21 | Box score |
| Nov 7, 1998 | 25Air Force 35, Army 7 | Box score |
| Nov 7, 1998 | Alabama 22, LSU 16upset | Box score |
| Nov 7, 1998 | 10Arizona 41, Washington State 7 | Box score |
| Nov 7, 1998 | Arizona State 55, California 22 | Box score |
| Nov 7, 1998 | 11Arkansas 34, Ole Miss 0 | Box score |
| Nov 7, 1998 | Auburn 10, UCF 6 | Box score |
| Nov 7, 1998 | Boise State 55, New Mexico State 51 | Box score |
| Nov 7, 1998 | Bowling Green 58, Akron 21 | Box score |
| Nov 7, 1998 | BYU 46, New Mexico 21 | Box score |
| Nov 7, 1998 | 5Florida 45, Vanderbilt 13 | Box score |
| Nov 7, 1998 | 6Florida State 45, 12Virginia 14 | Box score |
| Nov 7, 1998 | Illinois 31, Indiana 16 | Box score |
| Nov 7, 1998 | Kansas 23, North Texas 14 | Box score |
| Nov 7, 1998 | 4Kansas State 49, Baylor 6 | Box score |
| Nov 7, 1998 | Kentucky 37, Mississippi State 35 | Box score |
| Nov 7, 1998 | Louisiana Tech 69, Arkansas State 21 | Box score |
| Nov 7, 1998 | UL Monroe 34, Louisiana 24 | Box score |
| Nov 7, 1998 | Marshall 28, Central Michigan 0 | Box score |
| Nov 7, 1998 | Miami (OH) 41, Northern Illinois 10 | Box score |
| Nov 7, 1998 | 22Michigan 27, 9Penn State 0upset | Box score |
| Nov 7, 1998 | Michigan State 28, 1Ohio State 24upset | Box score |
| Nov 7, 1998 | 18Missouri 38, Colorado 14 | Box score |
| Nov 7, 1998 | 14Nebraska 42, Iowa State 7 | Box score |
| Nov 7, 1998 | Nevada 26, Utah State 21 | Box score |
| Nov 7, 1998 | North Carolina 24, Maryland 13 | Box score |
| Nov 7, 1998 | NC State 38, Wake Forest 27 | Box score |
| Nov 7, 1998 | 13Notre Dame 31, Boston College 26 | Box score |
| Nov 7, 1998 | Ohio 49, Eastern Michigan 21 | Box score |
| Nov 7, 1998 | 21Oregon 27, Washington 22 | Box score |
| Nov 7, 1998 | Purdue 56, Northwestern 21 | Box score |
| Nov 7, 1998 | Rice 14, TCU 12 | Box score |
| Nov 7, 1998 | Rutgers 36, Navy 33upset | Box score |
| Nov 7, 1998 | San Diego State 10, Fresno State 0 | Box score |
| Nov 7, 1998 | San José State 45, Hawai’i 17 | Box score |
| Nov 7, 1998 | USC 34, Stanford 9 | Box score |
| Nov 7, 1998 | SMU 33, Tulsa 3 | Box score |
| Nov 7, 1998 | Southern Miss 21, Houston 15 | Box score |
| Nov 7, 1998 | Temple 34, Pittsburgh 33upset | Box score |
| Nov 7, 1998 | 2Tennessee 37, UAB 13 | Box score |
| Nov 7, 1998 | 20Texas 37, Oklahoma State 34 | Box score |
| Nov 7, 1998 | 7Texas A&M 29, Oklahoma 0 | Box score |
| Nov 7, 1998 | 15Tulane 41, Memphis 31 | Box score |
| Nov 7, 1998 | 3UCLA 41, Oregon State 34 | Box score |
| Nov 7, 1998 | Utah 34, UTEP 27 | Box score |
| Nov 7, 1998 | West Virginia 35, 15Syracuse 28upset | Box score |
| Nov 7, 1998 | Western Michigan 24, Ball State 23 | Box score |
| Nov 7, 1998 | 8Wisconsin 26, Minnesota 7 | Box score |
| Nov 7, 1998 | Wyoming 27, Colorado State 19 | Box score |